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Bryant, Jeffrey T.; And Others – 1987
The study examined the effectiveness of enhancing perceptual differentiation in the training of four developmentally delayed preschool children who were so low-functioning that they did not demonstrate oddity responding (ability to choose one distinct stimulus from a group of identical stimuli). Instead of the Arabic numerals used in the original…
Descriptors: Cognitive Development, Concept Formation, Developmental Disabilities, Discrimination Learning